Home / 7,484.74-11,225.39-2,218.32

Finding the Fourth Proportional to 7,484.74, 11,225.39 and 2,218.32

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Solution

The fourth proportional to 7,484.74, 11,225.39 and 2,218.32 is: 3,326.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.74 : 11,225.39 = 2,218.32 : x
  2. Step 2: Convert to fraction form
    7,484.74/11,225.39 = 2,218.32/x
  3. Step 3: Cross multiply
    7,484.74x = 11,225.39 × 2,218.32
  4. Step 4: Simplify right side
    7,484.74x = 24,901,496.05
  5. Step 5: Solve for x
    x = 24,901,496.05/7,484.74
  6. Step 6: Final answer
    x = 3,326.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.